"Sonatas for piano with violin" was the way Beethoven initially thought of these works, and indeed the earliest of the sonatas reflect that attitude. But the genre grew with Beethoven into a fully-fledged virtuoso journey for the combination. Young Hungarian violinist Krist+Âf Bar+¡ti and pianist Kl+¡ra W++rtz approach the works with youthful vim and verve all their own.